Maryland Children's Health Program (MCHP) Premium is a low cost health plan for uninsured children up to age 19 for families with incomes above the MCHP limit. For more information about the MCHP Premium health plan, contact: 1.866.269.5576. Customers who already have a MCHP Premium case number and are requesting updates or want to report changes may contact the same number, and listen through all the prompts. Premium payments may be made on line see link below. All payments are posted the same day if received before 3:00 PM. If a customer needs to make some type of payment to the CARE for KIDS program, contact the CARE for KIDS program at: 301.628.3438.